TY - BOOK AU - Creswell,John W. TI - A concise introduction to mixed methods research T2 - SAGE mixed methods research series SN - 9781483359045 AV - H62 C737C 2015 PY - 2015/// CY - Los Angeles, Calif. PB - SAGE KW - Mixed methods research KW - Social sciences KW - Research KW - Methodology N1 - Includes bibliographical references and index ER -